Linear Technology/Analog Devices
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LTC4413EDD-2#TRPBF
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LTC4413EDD-2#TRPBF

Product Overview

Category

The LTC4413EDD-2#TRPBF belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in various electronic devices and systems to manage power supply switching and protection. It ensures seamless transition between different power sources, preventing damage to sensitive components.

Characteristics

  • Integrated circuit for power management
  • Efficient power source switching
  • Overvoltage and undervoltage protection
  • Low quiescent current consumption
  • Compact package size
  • High reliability and durability

Package

The LTC4413EDD-2#TRPBF is available in a small form factor DFN (Dual Flat No-Lead) package. This package offers excellent thermal performance and ease of integration into compact electronic designs.

Essence

The essence of LTC4413EDD-2#TRPBF lies in its ability to provide reliable and efficient power source switching and protection, ensuring uninterrupted operation of electronic devices.

Packaging/Quantity

This IC is typically supplied in tape and reel packaging, making it suitable for automated assembly processes. The quantity per reel may vary depending on the manufacturer's specifications.

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Maximum Continuous Current: 1A
  • Quiescent Current: 25µA
  • Overvoltage Threshold: Adjustable
  • Undervoltage Threshold: Adjustable
  • Operating Temperature Range: -40°C to 85°C
  • Package Type: DFN-10

Detailed Pin Configuration

The LTC4413EDD-2#TRPBF features a 10-pin configuration as follows:

  1. VIN1: Input voltage from primary power source
  2. VIN2: Input voltage from secondary power source
  3. GND: Ground reference
  4. EN: Enable pin for controlling power source selection
  5. FLT: Fault indicator output
  6. OV: Overvoltage threshold adjustment pin
  7. UV: Undervoltage threshold adjustment pin
  8. VOUT: Output voltage
  9. PG: Power good indicator output
  10. VCC: Supply voltage input

Functional Features

  1. Seamless Power Source Switching: The LTC4413EDD-2#TRPBF enables smooth transition between primary and secondary power sources, ensuring uninterrupted operation of the device.
  2. Overvoltage and Undervoltage Protection: This IC incorporates adjustable thresholds for overvoltage and undervoltage protection, safeguarding the connected components from potential damage.
  3. Low Quiescent Current Consumption: With a quiescent current of only 25µA, the LTC4413EDD-2#TRPBF minimizes power wastage during standby or idle modes.
  4. Fault Indication: The FLT pin provides an output signal to indicate any fault condition, allowing for timely troubleshooting and maintenance.
  5. Power Good Indicator: The PG pin provides a signal indicating the presence of a valid output voltage, ensuring proper functioning of downstream circuitry.

Advantages and Disadvantages

Advantages

  • Efficient power source switching
  • Adjustable overvoltage and undervoltage protection
  • Low quiescent current consumption
  • Compact package size for space-constrained designs
  • Reliable and durable performance

Disadvantages

  • Limited maximum continuous current (1A)
  • Requires external components for complete power management solution

Working Principles

The LTC4413EDD-2#TRPBF operates by continuously monitoring the input voltages from both primary and secondary power sources. It compares these voltages against the adjustable overvoltage and undervoltage thresholds set by the user. Based on the comparison, the IC selects the appropriate power source and seamlessly switches between them.

In case of an overvoltage or undervoltage condition, the LTC4413EDD-2#TRPBF triggers the fault indicator output (FLT) and protects the downstream circuitry from potential damage. The power good indicator (PG) ensures that a valid output voltage is present before enabling the downstream circuitry.

Detailed Application Field Plans

The LTC4413EDD-2#TRPBF finds applications in various fields where reliable power management is crucial. Some of the detailed application field plans include:

  1. Battery-Powered Devices: Portable electronic devices such as smartphones, tablets, and wearable gadgets benefit from the seamless power source switching and protection provided by the LTC4413EDD-2#TRPBF.
  2. Industrial Automation: Control systems, motor drives, and other industrial automation equipment require robust power management solutions to ensure uninterrupted operation and protect sensitive components.
  3. Automotive Electronics: In automotive applications, this IC can be used for power supply switching in infotainment systems, advanced driver-assistance systems (ADAS), and other critical electronics. 4

רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של LTC4413EDD-2#TRPBF בפתרונות טכניים

Sure! Here are 10 common questions and answers related to the application of LTC4413EDD-2#TRPBF:

  1. Q: What is LTC4413EDD-2#TRPBF? A: LTC4413EDD-2#TRPBF is a power management IC (integrated circuit) designed for load sharing and protection in technical solutions.

  2. Q: What is load sharing? A: Load sharing is a technique where multiple power sources are connected in parallel to provide power to a load, ensuring redundancy and increased reliability.

  3. Q: What types of power sources can LTC4413EDD-2#TRPBF handle? A: LTC4413EDD-2#TRPBF can handle a wide range of power sources, including batteries, AC adapters, and other DC power supplies.

  4. Q: How does LTC4413EDD-2#TRPBF protect against reverse voltage? A: LTC4413EDD-2#TRPBF has built-in reverse voltage protection, which prevents damage to the circuit by blocking current flow when a reverse voltage is detected.

  5. Q: Can LTC4413EDD-2#TRPBF be used for hot-swapping applications? A: Yes, LTC4413EDD-2#TRPBF supports hot-swapping, allowing for seamless replacement or addition of power sources without interrupting the operation of the load.

  6. Q: What is the maximum current rating of LTC4413EDD-2#TRPBF? A: The maximum continuous current rating of LTC4413EDD-2#TRPBF is typically around 4A, but it can handle higher currents for short durations.

  7. Q: Does LTC4413EDD-2#TRPBF have any built-in fault detection features? A: Yes, LTC4413EDD-2#TRPBF has various fault detection features, including overvoltage protection, undervoltage lockout, and thermal shutdown.

  8. Q: Can LTC4413EDD-2#TRPBF be used in automotive applications? A: Yes, LTC4413EDD-2#TRPBF is suitable for automotive applications as it can operate within the required temperature range and has automotive-grade reliability.

  9. Q: How does LTC4413EDD-2#TRPBF handle power source prioritization? A: LTC4413EDD-2#TRPBF allows for flexible power source prioritization through its enable pins, allowing you to define the order in which power sources are utilized.

  10. Q: Are there any application notes or reference designs available for LTC4413EDD-2#TRPBF? A: Yes, Linear Technology (now part of Analog Devices) provides application notes and reference designs on their website, which can help you understand and implement LTC4413EDD-2#TRPBF in your technical solution.

Please note that the answers provided here are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and application notes for detailed information.